/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Other licenses:
 * -----------------------------------------------------------------------------
 * Commercial licenses for this work are available. These replace the above
 * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
 * database integrations.
 *
 * For more information, please visit: https://www.jooq.org/legal/licensing
 *
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 */
package org.jooq.impl;

// ...
import static org.jooq.impl.Names.N_NTH_VALUE;

import java.util.function.Predicate;

import org.jooq.Context;
import org.jooq.Field;
import org.jooq.Function1;
import org.jooq.QueryPart;
// ...
// ...

/**
 * @author Lukas Eder
 */
final class NthValue<T> extends AbstractWindowFunction<T> implements QOM.NthValue<T> {

    final Field<T>       field;
    final Field<Integer> offset;

    NthValue(Field<T> field, Field<Integer> offset) {
        super(N_NTH_VALUE, field.getDataType().null_());

        this.field = field;
        this.offset = offset;
    }

    @Override
    public final void accept(Context<?> ctx) {
        switch (ctx.family()) {








            default:
                ctx.visit(N_NTH_VALUE).sql('(').visit(field).sql(", ").visit(offset);





                ctx.sql(')');




                acceptFromFirstOrLast(ctx);
                acceptNullTreatmentStandard(ctx);






                break;
        }

        acceptOverClause(ctx);
    }

    // -------------------------------------------------------------------------
    // XXX: Query Object Model
    // -------------------------------------------------------------------------

    @Override
    public final Field<T> $field() {
        return field;
    }



















}
